Year % of relevant age group 1971 28.068000793457 1972 27.7302494049072 1973 28.7399291992188 1974 29.425609588623 1975 31.4975109100342 1976 34.1290588378906 1977 36.225399017334 1978 39.1983795166016 1979 41.8368797302246 1980 44.033130645752 1981 45.13330078125 1982 46.9148216247559 1983 47.5327186584473 1984 48.2219200134277 1985 56.0850486755371 1986 54.4303588867188 1987 53.6040687561035 1988 50.0832786560059 1989 43.1302604675293 1990 49.576961517334 1991 46.172290802002 1992 45.0894889831543 1993 45.4701805114746 1994 45.5825614929199 1995 47.5817184448242 1996 49.4687309265137 1997 51.3537483215332 1998 53.4587097167969 1999 55.435791015625 2000 58.6998596191406 2001 60.3503608703613 2002 62.0738487243652 2003 66.0088806152344 2004 74.0426025390625 2005 79.8199081420898 2006 84.0372009277344 2007 83.8074417114258 2008 81.3878326416016 2009 79.1504898071289 2010 82.4563827514648 2011 87.2471313476562 2012 95.4793472290039 2013 93.8462524414062 2014 95.4183883666992 2015 95.7169036865234 2016 94.2610397338867 2017 91.4058609008789 2018 91.3554306030273 2019 94.3192291259766 2020 96.9155807495117 2021 100.300598144531 2022 101.028228759766